Gaya APA
Anna, Shymkiw. (2010).
Study English Ielts Preparation .
Jakarta:
Gramedia.
Gaya Chicago
Anna, Shymkiw.
Study English Ielts Preparation.
Jakarta:
Gramedia,
2010.
.
Gaya MLA
Anna, Shymkiw.
Study English Ielts Preparation.
Jakarta:
Gramedia,
2010.
.
Gaya Turabian
Anna, Shymkiw.
Study English Ielts Preparation.
Jakarta:
Gramedia,
2010.
.